code: def test_is_in_empty_list_4639() -> None:
      df = pl.DataFrame({"a": [1, None]})
      empty_list: list[int] = []
  
      result = df.with_columns(
          [pl.col("a").is_in(empty_list).alias("a_in_list")]
      )
      expected = pl.DataFrame(
          {"a": [1, None], "a_in_list": [False, None]}
      )
      assert_frame_equal(result, expected)
  
imports: from __future__ import annotations
  from datetime import date
  import pytest
  import polars
  from polars import StringCache
  from polars.testing import assert_frame_equal, assert_series_equal
label_desc: Use image node_id 5 for calling a global function with example usage: test_is_in_empty_list_4639() without return types